TOPRAN 502 315 Intake Air Temperature Sensor

Compatible with BMW 3 Touring (E91) , BMW 3 (E90) , BMW X3 (E83) Show more info
Measures the temperature of the air entering your engine for optimal performance. Ensures accurate fuel-air mixture calculations.
9.88 EUR
inc. VAT 21%
In stock 4
Delivery 1 day (14.05.2026)
PN 502 315
Make TOPRAN

The TOPRAN 502 315 Intake Air Temperature (IAT) sensor plays a crucial role in your vehicle's engine management system. It accurately measures the temperature of the air being drawn into the engine. This data is vital for the Engine Control Unit (ECU) to precisely calculate the correct amount of fuel to inject. By knowing the air temperature, the ECU can adjust ignition timing and fuel delivery, leading to improved fuel efficiency and engine performance. A malfunctioning IAT sensor can lead to various issues, including poor acceleration, increased fuel consumption, rough idling, and potential engine warning lights. Replacing a faulty sensor with the TOPRAN 502 315 ensures your engine receives the correct air intake information for optimal operation.

  • Direct fit for specific vehicle applications
  • Monitors intake air temperature accurately
  • Essential for ECU fuel and ignition calculations
  • Helps optimize engine performance and fuel economy
  • Ensures proper air-fuel mixture
  • Durable construction for long-lasting reliability
  • Replaces original equipment sensor
Number of pin contacts
2
Plug connector housing shape
rectangular
  • BMW
    • 3 Touring (E91)
      • 318 d (100kW/136PS)
      • 330 d (170kW/231PS)
      • 330 xd (170kW/231PS)
      • 318 d (90kW/122PS)
      • 335 d (210kW/286PS)
      • 320 d (110kW/150PS)
      • 325 d (145kW/197PS)
      • 320 d (130kW/177PS)
      • 330 d (180kW/245PS)
      • 330 d xDrive (180kW/245PS)
      • 320 d xDrive (130kW/177PS)
      • 325 d (150kW/204PS)
    • 3 (E90)
      • 318 d (100kW/136PS)
      • 320 d (120kW/163PS)
      • 318 d (90kW/122PS)
      • 330 d (170kW/231PS)
      • 330 xd (170kW/231PS)
      • 335 d (210kW/286PS)
      • 325 d (145kW/197PS)
      • 320 d (130kW/177PS)
      • 330 d (180kW/245PS)
      • 330 d xDrive (180kW/245PS)
      • 320 d xDrive (130kW/177PS)
      • 316 d (85kW/116PS)
      • 325 d (150kW/204PS)
    • X3 (E83)
      • xDrive 30 d (155kW/211PS)
      • 3.0 d (160kW/218PS)
      • 3.0 sd (210kW/286PS)
      • 2.0 sd (130kW/177PS)
      • xDrive 18 d (105kW/143PS)
    • 5 Gran Turismo (F07)
      • 530 d (155kW/211PS)
      • 530 d (180kW/245PS)
      • 535 d xDrive (220kW/299PS)
      • 530 d xDrive (180kW/245PS)
      • 535 d (220kW/299PS)
    • 3 Kabriolets (E93)
      • 325 d (150kW/204PS)
      • 330 d (170kW/231PS)
      • 325 d (145kW/197PS)
      • 320 d (130kW/177PS)
      • 330 d (180kW/245PS)
    • 3 Coupe (E46)
      • 330 Cd (150kW/204PS)
    • 5 (E60)
      • 530 d (160kW/218PS)
      • 525 d (130kW/177PS)
      • 535 d (200kW/272PS)
      • 520 d (120kW/163PS)
      • 530 d (170kW/231PS)
      • 530 xd (170kW/231PS)
      • 520 d (110kW/150PS)
      • 535 d (210kW/286PS)
      • 525 d (145kW/197PS)
      • 530 d (173kW/235PS)
      • 530 xd (173kW/235PS)
      • 525 xd (145kW/197PS)
      • 520 d (130kW/177PS)
    • 3 (E46)
      • 330 d (150kW/204PS)
    • 3 Touring (E46)
      • 330 xd (150kW/204PS)
    • 5 Touring (E61)
      • 530 d (160kW/218PS)
      • 525 d (130kW/177PS)
      • 535 d (200kW/272PS)
      • 530 d (170kW/231PS)
      • 530 xd (170kW/231PS)
      • 520 d (120kW/163PS)
      • 520 d (110kW/150PS)
      • 525 d (145kW/197PS)
      • 530 d (173kW/235PS)
      • 530 xd (173kW/235PS)
      • 535 d (210kW/286PS)
      • 525 xd (145kW/197PS)
      • 520 d (130kW/177PS)
    • 7 (E65, E66, E67)
      • 730 Ld (170kW/231PS)
      • 745 d (220kW/300PS)
    • 3 Kabriolets (E46)
      • 330 Cd (150kW/204PS)
    • 3 Coupe (E92)
      • 335 d (210kW/286PS)
      • 330 d (170kW/231PS)
      • 330 xd (170kW/231PS)
      • 320 d (130kW/177PS)
      • 325 d (145kW/197PS)
      • 330 d (180kW/245PS)
      • 320 d xDrive (130kW/177PS)
      • 330 d xDrive (180kW/245PS)
      • 325 d (150kW/204PS)
    • 1 (E81)
      • 118 d (105kW/143PS)
      • 120 d (130kW/177PS)
      • 123 d (150kW/204PS)
      • 116 d (85kW/116PS)
    • X5 (E70)
      • 3.0 d (173kW/235PS)
      • 3.0 sd (210kW/286PS)
    • 1 Coupe (E82)
      • 120 d (130kW/177PS)
      • 123 d (150kW/204PS)
      • 118 d (105kW/143PS)
    • 1 Kabriolets (E88)
      • 120 d (130kW/177PS)
      • 118 d (105kW/143PS)
      • 123 d (150kW/204PS)
    • 6 (E63)
      • 635 d (210kW/286PS)
    • 6 Kabriolets (E64)
      • 635 d (210kW/286PS)
    • 7 (F01, F02, F03, F04)
      • 730 d (180kW/245PS)
      • 740 d (225kW/306PS)
    • X6 (E71, E72)
      • xDrive 30 d (173kW/235PS)
      • xDrive 35 d (210kW/286PS)
    • X1 (E84)
      • sDrive 18 d (105kW/143PS)
      • xDrive 18 d (105kW/143PS)
      • xDrive 20 d (130kW/177PS)
      • sDrive 20 d (130kW/177PS)
      • xDrive 23 d (150kW/204PS)
    • 5 (F10)
      • 525 d (150kW/204PS)
      • 530 d (180kW/245PS)
      • 535 d (220kW/299PS)
    • 5 Touring (F11)
      • 525 d (150kW/204PS)
      • 530 d (180kW/245PS)
      • 535 d (220kW/299PS)
    • 1 (E87)
      • 116 d (85kW/116PS)
      • 118 d (90kW/122PS)
      • 118 d (105kW/143PS)
      • 120 d (120kW/163PS)
      • 120 d (130kW/177PS)
      • 123 d (150kW/204PS)
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